Service difficulty report · Radome · Cessna 525B

Difficulty date
September 14, 2026
Submitted
September 15, 2026
Operation
General aviation
Aircraft
N765JW
Make and model
Cessna 525B
Aircraft serial
0918
Aircraft time
10 hours, 10 cycles
Part
Radome
Part number
6313101202
Condition
Abnormal
Location
Zone 100
Part time
10 hours, 10 cycles
Stage of operation
NR
How discovered
V
Nature of condition
W
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

WHILE TAKING DELIVERY OF A NEW AIRCRAFT, NOTICED THE RADOME TO FUSELAGE CONTOUR HAS A MISMATCH. THE RADOME IS BIGGER THAN THE FUSELAGE. AT THE SAME TIME TEXTRON WAS DELIVERING S/N 525B-0917 AND IT HAD A LARGER MISMATCH. WAS TOLD BY TEXTRON REPRESENTATIVES THAT THEY WERE AWARE OF THE PROBLEM BUT IT PASSED TEXTRON QUALITY CONTROL INSPECTION & AIRCRAFT WAS READY TO BE DELIVERED. ASKED FOR PROOF THAT THE MISMATCH WAS IN SPEC & WAS GIVEN AN EXCERPT FROM THE 525B SRM. (SRM 51-00-03). WAS ALSO TOLD THAT THE RADOME WAS CONSIDERED TO BE A DOOR OR ACCESS PANEL AND NOT PART OF THE SKIN. THE SKIN MISMATCH TOLERANCES ARE MUCH SMALLER THAN DOOR AND ACCESS PANEL TOLERANCES. IF THE RADOME IS A DOOR OR ACCESS PANEL, THE SRM REFERENCES A ACCEPTABLE MISMATCH OF .040 MAX. IF THE RADOME IS PART OF THE SKIN THE MAX ACCEPTABLE MISMATCH IS .005. THE CURRENT S/N -0918 MEASUREMENTS ON THE RADOME RANGE FROM .030 TO .075 AROUND THE FUSELAGE TO RADOME MATTING SURFACE. THIS MISMATCH IS NOT NORMAL ON THE OLDER 525'S CJ3 AND CJ3+ AIRCRAFT.

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